version: '3.8'

services:
  postgres:
    image: postgres:15-alpine
    container_name: mercury-postgres
    ports:
      - "5432:5432"
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: mercury
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 5s
      timeout: 5s
      retries: 5

  redis:
    image: redis:7-alpine
    container_name: mercury-redis
    ports:
      - "6379:6379"
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 5s
      retries: 5

  kafka:
    image: confluentinc/cp-kafka:7.4.0
    container_name: mercury-kafka
    ports:
      - "9092:9092"
    environment:
      KAFKA_NODE_ID: 1
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: 'CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT'
      KAFKA_ADVERTISED_LISTENERS: 'PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092'
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_PROCESS_ROLES: 'broker,controller'
      KAFKA_CONTROLLER_QUORUM_VOTERS: '1@kafka:29093'
      KAFKA_LISTENERS: 'PLAINTEXT://0.0.0.0:29092,CONTROLLER://0.0.0.0:29093,PLAINTEXT_HOST://0.0.0.0:9092'
      KAFKA_INTER_BROKER_LISTENER_NAME: 'PLAINTEXT'
      KAFKA_CONTROLLER_LISTENER_NAMES: 'CONTROLLER'
      KAFKA_LOG_DIRS: '/tmp/kraft-combined-logs'
      CLUSTER_ID: 'MkU3OEVBNTcwNTJENDM2Qk'

  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: mercury-backend
    ports:
      - "8000:8000"
    environment:
      - DATABASE_URL=postgresql://postgres:postgres@postgres:5432/mercury
      - REDIS_URL=redis://redis:6379/0
      - KAFKA_BOOTSTRAP_SERVERS=kafka:29092
      - USE_KAFKA=True
      - SIMULATOR_SPEED=1.0
      - PRICING_INTERVAL_SECS=15
      - FORECAST_INTERVAL_SECS=45
      - ANOMALY_INTERVAL_SECS=20
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
      kafka:
        condition: service_started

  celery_worker:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: mercury-celery
    command: celery -A backend.worker.celery_app worker --loglevel=info
    environment:
      - DATABASE_URL=postgresql://postgres:postgres@postgres:5432/mercury
      - REDIS_URL=redis://redis:6379/0
      - KAFKA_BOOTSTRAP_SERVERS=kafka:29092
      - USE_KAFKA=True
    depends_on:
      redis:
        condition: service_healthy
      postgres:
        condition: service_healthy

  prometheus:
    image: prom/prometheus:latest
    container_name: mercury-prometheus
    volumes:
      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
    ports:
      - "9090:9090"
    depends_on:
      - backend

  grafana:
    image: grafana/grafana:latest
    container_name: mercury-grafana
    volumes:
      - ./grafana/provisioning:/etc/grafana/provisioning
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_USERS_ALLOW_SIGN_UP=false
    ports:
      - "3001:3000"
    depends_on:
      - prometheus

  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    container_name: mercury-frontend
    ports:
      - "3000:80"
    depends_on:
      - backend

volumes:
  postgres_data: